Privacy

Short version: the calculator runs entirely in your browser. The numbers you enter are never sent to us or stored on a server.

What we use

Advertising. We use Google AdSense to show ads. Google and its partners may use cookies to serve ads based on your prior visits; you can opt out via Google Ads Settings.
Analytics. If enabled, we use privacy-respecting, aggregate analytics to count visits. We don’t build advertising profiles ourselves.
Calculator inputs. Stay on your device. We don’t collect them.